7-[4-[4-[5-[(4-Amino-9,10-dihydro-9,10-dioxo-3-sulfoanthracen)-1-ylamino]-2-sulfophenylamino]-6-chloro-1,3,5-triazin-2-ylamino]phenylazo]-1,3,5-naphthalenetrisulfonic acid

7-[[4-[[4-[[5-[(4-amino-9,10-dihydro-9,10-dioxo-3-sulpho-1-anthryl)amino]-2-sulphophenyl]amino]-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]azo]naphthalene-1,3,5-trisulphonic acid